Oklahoma earthquakes

M5.1 earthquake 18 km SE of Waynoka, Oklahoma

A magnitude 5.1 earthquake struck 18 km SE of Waynoka, Oklahoma on Sat, Feb 13, 2016, 11:07 AM CST (17:07 UTC), 8 km (5 mi) below the surface.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 5.1 (mww), moderate
Local time: Sat, Feb 13, 2016, 11:07 AM CST
UTC: 2016-02-13 17:07:06 UTC
Depth: 8.3 km (5.2 mi), shallow
Epicenter: 36.490° N, 98.709° W
Region: Oklahoma
Felt reports: 4,049
Strongest shaking: VII, very strong shaking
PAGER alert: Green
Tsunami flag: No
Status: Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: VII, very strong shaking
Peak ground acceleration: 30.9% of gravity
Peak ground velocity: 2.4 cm/s
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

4,049 people reported to the USGS what they felt; the strongest reported shaking was VII, very strong shaking.

Estimated impact

The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.

Alert level: Green: little or no damage or loss of life expected

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting: Strike-slip
Moment magnitude: 5.1 Mww
Nodal plane 1: Strike 309°, dip 75°, rake -24°
Nodal plane 2: Strike 46°, dip 66°, rake -163°

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 1.8 km horizontally, 3.7 km in depth
Depth from: From location
Station coverage gap: 17°
Stations used: 406

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 2.1 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

Earthquakes today Oklahoma earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20004zy8 (also filed as gcmt20160213170706, iscgem611838838, atlas20160213170706). Read Tue, Sep 22, 2026, 6:31 AM UTC.